4
18-BB41D1-1A-EN
Introduction, Unit Inspection and Specification
Introduction
Read this manual carefully before attempting to install,
operate, or perform maintenance on this unit.
Installation and maintenance should be performed by
qualified service technicians only. This unit is listed by
Underwriters Laboratory.
Packaged units are designed for outdoor mounting
with a vertical condenser discharge. They can be
located either at ground level or on a roof in
accordance with local codes. Each unit contains an
operating charge of refrigerant as shipped.
Extreme mounting kits are available for slab
(BAYEXMK003A), utility curb (BAYEXMK002B) and
perimeter curb (BAYEXMK001A) mountings.
Inspect Shipment
1. Check for damage after the unit is unloaded. Report
promptly to the carrier any damage found to the
unit. Do not drop the unit.
IIm
mp
po
orrtta
an
ntt:: To prevent damage to the sides and top of
the unit when hoisting, use “spreader
bars” see,
“Rooftop Installation — No Curb/
2. Check the unit’s nameplate to determine if the unit
is correct for the intended application. The power
supply must be adequate for both the unit and all
accessories.
3. Check to be sure the refrigerant charge has been
retained during shipment. Remove the Compressor
access panel to access the 1/4" flare pressure taps.
4. If this unit is being installed on a curb, verify that
the correct curb is provided with the unit.
•
4WCC4024–036 use model BAYCURB050A,
•
4WCC4042–060 use model BAYCURB051A
5. If the unit is being hoisted, accessory kit
BAYLIFT002A is recommended. It includes a kit of
four (4) lifting lugs and instructions.
N
No
otte
ess::
•
If practical, install any internal accessories
to the unit at the shop.
•
The packaged units have been evaluated
in accordance with the Code of Federal
Regulations, Chapter XX, Part 3280 or the
equivalent. “SUITABLE FOR MOBILE
HOME USE.”
